Watch List notes:

BANKNOTES. CHINA - REPUBLIC, GENERAL ISSUES. China & South Sea Bank Ltd: Uniface Obverse and Reverse Proof 50-Yuan, 1 October 1921, orange, sundial at centre, unperforated and mounted on card stock, ABNC Archive Proofs (P A123A). Unicirculated.
(2pcs)

Estimate: US$1,000-1,200